During the True Desolation, she fled the occupation of Revolar to Kholinar, losing her successful seamstressing business and moving into a hovel.[2] She has three daughters and struggled to feed them during the Siege of Kholinar.[2] She is usually regarded as "nice" and "pleasant".[2][3]

When Veil asks Grund about people who might need food, Muri is the first person he lists.[2] Veil proceeds to donate some food to Muri and several other beggars and refugees. However, a gang known as the Grips terrorizes anyone who receives donations, ultimately killing Grund.[3] Muri angrily chides Veil and flees, telling Veil that she should have died instead of Grund.[3] Veil suffers a mental crisis after learning that her poor judgment lead to suffering and death, and is consoled by Wit.[3][4]